ETO-A1 Ethylene Oxide Sensor
EtO Gas Sensor, Electrochemical, A-Series, 0–100 ppm range
Portable ethylene oxide sensor for sterilisation, cold storage and process control
The ETO-A1 is a 0–100 ppm ethylene oxide sensor in the A-Series format, developed for portable and fixed gas detection in sterilisation, cold storage, food processing and general industrial safety. With very high sensitivity (2000–3200 nA / ppm at 20 ppm EtO) and T90 < 150 s, it delivers strong output and dependable response at low ppm levels. A 12-month warranted life with typical operation > 24 months supports cost-effective monitoring of EtO and related VOCs.
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Key Specifications:
|
Sensor Model |
Target Gas |
Package Size |
Concentration Range |
Sensitivity |
T90 Response Time |
Bias |
Lifetime / Warranty |
|
ETO-A1 |
Ethylene Oxide (EtO) |
A-Series |
0–100 ppm EtO |
2000 to 3200 nA / ppm (in 20 ppm EtO) |
< 150 s (0 →20 ppm step) |
Required: +300 mV Tunable |
> 24 months (12-month warranted) |
|
Feature |
Benefit |
|
High sensitivity to EtO |
Enables low-ppm leak detection and process monitoring in sterilisation and cold storage. |
|
0–100 ppm measurement range |
Suitable for occupational exposure limits and process excursions. |
|
A-Series portable format |
Common platform with other toxic sensors for multi-gas portable analyzers |
|
Defined VOC cross-sensitivity |
Useful for indicative VOC monitoring where EtO is the primary target. |
|
Tunable bias |
Provides enhanced sensitivity to specific gases |
|
Integrated Smart Technology (+ option) |
On-board temperature sensing and stored calibration data support plug-and-play replacement. |
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Technical Datasheet
Application Notes
- Health and Safety Information
- Protecting and Handling Oxygen and Toxic Sensors
- Pressure Pulses Can Cause False Alarms
- Design Considerations in Gas Sampling
- Intrinsic Safety Information for Approvals
- Shielding Toxic Sensors from Electromagnetic Interference
- How Electrochemical Gas Sensors Work
- Designing a Potentiostatic Circuit
- Humidity Extremes: Drying Out and Water Absorption
- Environmental Changes: Temperature, Pressure, Humidity
- Modelling Amperometric Electrochemical Gas Sensors
- Optimising ETO Sensor for Measuring Specific VOCs
Safety Documents
Related Products
- Accessories
- A-Series gas hoods
- ISB analogue / digital boards
- O-rings
- Filters
- Frequently Bought Together:
- H2O2, HCl and HCN sensors for sterilisation and emergency response instruments.
- Related to this sensor in the Alphasense portfolio:
- ETO-B1 B-Series EtO sensor for fixed installations.
